Synergizing NiOOH formation and proton conduction via oxygen vacancy-induced dual regulation for 1,5-glutaric acid synthesis

Key Points

• To explore how oxygen vacancy manipulation regulates Ni valency and improves proton conduction for glutaric acid synthesis.
• Examined the impact of oxygen vacancies on Ni valency and water network dynamics.
• Investigated the formation of NiOOH.
• Analyzed the efficiency of glutaric acid synthesis under various conditions.
• Demonstrated enhanced proton conduction linked to dual regulation of Ni valency.
• Achieved significant increases in 1,5-glutaric acid yields through optimized conditions.
• Showed a mechanistic connection between NiOOH formation and interfacial water behavior.